If we filmed an elastic collision and showed it backward, we would not be able to tell the difference.

Name: If we filmed an elastic collision and showed it backward, we would not be able to tell the difference.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

In an elastic collision, both momentum and kinetic energy are conserved. When viewed in reverse, the conservation laws still apply, making the reverse motion indistinguishable from the forward motion.

If We Filmed an Elastic Collision and Showed It Backward